There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Buzz Aldrin’s mother’s maiden name was Moon.
9
Jupiter's moon Ganymede, is larger than the planet Mercury!
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Some asteroids have other asteroids orbiting them.
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